| Équations équilibrées la veille |
3 HPO3 + Co(OH)3 = Co(PO3)3 + 3 H2O
CH3COOLi + LiOH = CH4 + Li + CO2 =>
6 CH3COOLi + 2 LiOH = 5 CH4 + 8 Li + 7 CO2
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cl2 + KNO3 = KClO3 + KCl + NO2 =>
3 Cl2 + 6 KNO3 = 2 KClO3 + 4 KCl + 6 NO2
Na3[Cr(OH)6] + PbO2 + NaOH = Na2[Pb(OH)3] + Na2CrO4 + H2O =>
Na3[Cr(OH)6] + PbO2 + NaOH = Na2[Pb(OH)3] + Na2CrO4 + 2 H2O
CH08O02 + O2 = CO2 + H2O =>
CH08O02 + 2 O2 = CO2 + 4 H2O
KI + KMnO4 + H2SO4 = H2O + I2 + K2SO4 + MnSO4 =>
10 KI + 2 KMnO4 + 8 H2SO4 = 8 H2O + 5 I2 + 6 K2SO4 + 2 MnSO4
K2FeO4 + C6H14O6 + H2O = Fe2O3 + KOH + CO2 =>
26 K2FeO4 + 3 C6H14O6 + 5 H2O = 13 Fe2O3 + 52 KOH + 18 CO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Li(OH) + Ca(SO4) = Ca(OH)2 + Li2(SO4) =>
2 Li(OH) + Ca(SO4) = Ca(OH)2 + Li2(SO4)
FeBr3 + KI = FeI2 + I2 + KBr =>
2 FeBr3 + 6 KI = 2 FeI2 + I2 + 6 KBr
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
Cu + Al = Cu3Al2 =>
3 Cu + 2 Al = Cu3Al2
Ag(CN)2 + NH3 = Ag(NH3)2 + CN =>
Ag(CN)2 + 2 NH3 = Ag(NH3)2 + 2 CN
Cu + KNO3 + H2SO4 = CuSO4 + K2SO4 + NO + H2O =>
3 Cu + 2 KNO3 + 4 H2SO4 = 3 CuSO4 + K2SO4 + 2 NO + 4 H2O
Al + NiO = AlO + Ni =>
Al + NiO = AlO + Ni
AgNO3 + AlI3 = AgI + Al(NO3)3 =>
3 AgNO3 + AlI3 = 3 AgI + Al(NO3)3
FeBr3 + KI = FeI2 + I2 + KBr =>
2 FeBr3 + 6 KI = 2 FeI2 + I2 + 6 KBr
Zn(OH)2 + BaO = ZnO + Ba(OH)2 =>
Zn(OH)2 + BaO = ZnO + Ba(OH)2
P2O5 + H2SO4 = P2(SO4)5 + H2O =>
P2O5 + 5 H2SO4 = P2(SO4)5 + 5 H2O
C6H5NO2 + Zn + H2SO4 = C6H5NH2 + ZnSO4 + H2O =>
C6H5NO2 + 3 Zn + 3 H2SO4 = C6H5NH2 + 3 ZnSO4 + 2 H2O
CaC2 + O2 = Ca + CO2 =>
CaC2 + 2 O2 = Ca + 2 CO2
C2H6O + CH3COOH = C4H8O2 + H2O =>
C2H6O + CH3COOH = C4H8O2 + H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
FeBr3 + KI = FeI2 + I2 + KBr =>
2 FeBr3 + 6 KI = 2 FeI2 + I2 + 6 KBr
Na + NaAlCl4 = Al + NaCl =>
3 Na + NaAlCl4 = Al + 4 NaCl
H{+} + Cr2O72{-} + H2S = Cr2{+} + S + H2O =>
2 H{+} + Cr2O72{-} + 71 H2S = Cr2{+} + 71 S + 72 H2O
H{+} + MnO4{-} + C2O4{2-} = Mn{2+} + CO2 + H2O =>
16 H{+} + 2 MnO4{-} + 5 C2O4{2-} = 2 Mn{2+} + 10 CO2 + 8 H2O
NH4OH + CuSO4 = (Cu(NH3)4)SO4 + H2O =>
4 NH4OH + CuSO4 = (Cu(NH3)4)SO4 + 4 H2O
Al + KMnO4 = Al(MnO4)3 + K =>
Al + 3 KMnO4 = Al(MnO4)3 + 3 K
K2Cr2O7 + HI + H2SO4 = Cr2(SO4)3 + HIO3 + K2SO4 + H2O =>
K2Cr2O7 + HI + 4 H2SO4 = Cr2(SO4)3 + HIO3 + K2SO4 + 4 H2O
In2(MnO4)3 + Ta4(SiO4)5 = Ta2(MnO4)5 + In4(SiO4)3 =>
10 In2(MnO4)3 + 3 Ta4(SiO4)5 = 6 Ta2(MnO4)5 + 5 In4(SiO4)3
NaHCO3 + CH3COOH = CO2 + H2O + CH3C00Na =>
2 NaHCO3 + 3 CH3COOH = 4 CO2 + 4 H2O + 2 CH3C00Na
H3PO4(aq) + NaOH(aq) = H3OH + NaPO4(aq) =>
H3PO4(aq) + NaOH(aq) = H3OH + NaPO4(aq)
NCC2CN + H2O2 = CO2 + N2 + H2O =>
NCC2CN + 8 H2O2 = 4 CO2 + N2 + 8 H2O
HBr(aq) + NH3(aq) = H2(aq) + NBr(s) =>
HBr(aq) + NH3(aq) = 2 H2(aq) + NBr(s)
CaBr2 + Cu(SO4)2 = Ca(SO4)2 + CuBr2 =>
CaBr2 + Cu(SO4)2 = Ca(SO4)2 + CuBr2
C17H35COONa + NaOH = C17H36 + Na2CO3 =>
C17H35COONa + NaOH = C17H36 + Na2CO3
CuSO4 + HBr = CuBr2 + H2SO4 =>
CuSO4 + 2 HBr = CuBr2 + H2SO4
Fe2(SO4)3 + Na2S = Na2SO4 + S + FeS =>
Fe2(SO4)3 + 3 Na2S = 3 Na2SO4 + S + 2 FeS
Co + H2O = Co(OH) + H2 =>
2 Co + 2 H2O = 2 Co(OH) + H2
C3H7OH + CuO = CH3CH2COH + Cu + H2O =>
C3H7OH + CuO = CH3CH2COH + Cu + H2O
HCOONa + H2SO4 = CO + NaHSO4 + H2O =>
HCOONa + H2SO4 = CO + NaHSO4 + H2O
K2SO3 + Cl2 + H2O = K + HSO4 + HCl =>
2 K2SO3 + Cl2 + 2 H2O = 4 K + 2 HSO4 + 2 HCl
Sr + H = SrH2 =>
Sr + 2 H = SrH2
C17H35COONa + Ca2{+} = (C17H35COO)2 + Ca + Na{+} =>
2 C17H35COONa + 2 Ca2{+} = (C17H35COO)2 + 4 Ca + 2 Na{+}
C3H7OH + CuO = CH3CH2COH + Cu + H2O =>
C3H7OH + CuO = CH3CH2COH + Cu + H2O
Sb2O3(s) = Sb(s) + O2(g) =>
2 Sb2O3(s) = 4 Sb(s) + 3 O2(g)
K2Cr2O7 + SO2 + H2SO4 = H2O + K2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 3 SO2 + H2SO4 = H2O + K2SO4 + Cr2(SO4)3
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